If you have an old biddy, that is too mean (sometimes you do) roosters are much more tolerant of pullets that biddies. If you get one that is being mean in the coop, put HER in the little coop. That will cool her jets, and leave her there a day or two.
Yesterday, I swear I saw Bye, my rooster...
Wow, really? I would have thought they would venture over. Chickens will make a liar out of you!
AT 15 weeks, I would just shut the little coop up, and check at dark. Wait till it is pretty dark, but not quite where you can't see, but close to it. It will make catching them easy. Just put in...
My pullet slept at the opposite end of the roost, from both the laying hens and my flock master rooster. Last night, I noticed that 3 of the pullets had moved to be right next to him. They are getting close to 4 months.
Mrs K
Just wait, eventually one will decide to follow the others in, especially if their coop is really a bit small. When you get two or three that have made it across, then just shut up the little coop. You might check at dark that night, if the others did not go in, then toss them in there. One...